DrJack's BLIPSPOT for: THU 08/13 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 78.2 - - 77.1 - - 72.8 Temp@2m Sfc.Heating - - - - - - 184 - - 80 - - -8 Sfc.Heating BL Depth - - - - - - 2744 - - 260 - - 260 BL Depth Hcrit - - - - - - 4138 - - 2801 - - 2801 Hcrit BL Top - - - - - - 5302 - - 2818 - - 2818 BL Top Hgt.Variab. - - - - - - 1983 - - 3995 - - 2522 Hgt.Variab. W* - - - - - - 339 - - 119 - - 24 W* B/S - - - - - - 5 - - 3 - - 1 B/S BL Wind - - - - - - 12 - - 8 - - 4 BL Wind Direction - - - - - - 269 - - 264 - - 247 Direction Wind Shear - - - - - - 7 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -6 - - -1 - - 0 Max.Converg CLOUDpotent - - - - - - 802 - - -1023 - - 0 CLOUDpotentl sfcLCL - - - - - - 4500 - - 3841 - - 2818 sfcLCL ODpotential - - - - - - -149 - - -1790 - - -1009 ODpotential blCL - - - - - - 5451 - - 4608 - - 3827 blCL maxRH - - - - - - 92 - - 93 - - 97 maxRH CAPE - - - - - - 1480 - - 2060 - - 1940 CAPE Temp@2m - - - - - - 78.2 - - 77.1 - - 72.8 Temp@2m DewPt@2m - - - - - - 67.6 - - 69.3 - - 70.1 DewPt@2m Temp@Bot - - - - - - 76.5 - - 76.0 - - 72.9 Temp@Bot DewPt@Bot - - - - - - 66.8 - - 68.7 - - 70.0 DewPt@bot Sfc.Heating - - - - - - 184 - - 80 - - -8 Sfc.Heating BL Depth - - - - - - 2744 - - 260 - - 260 BL Depth EXPERIMENT - - - - - - 66 - - 73 - - 87 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 17 - - 17 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 99345 44 104 26 081 35 073 99345 91866 33 094 27 091 27 075 91866 86093 24 086 27 090 23 088 86093 81273 21 095 22 095 22 092 81273 77116 20 093 19 116 13 098 77116 73447 16 097 18 111 15 143 73447 70132 12 100 12 089 16 100 70132 67099 7 096 7 080 13 075 67099 64307 8 087 5 034 10 057 64307 61627 10 013 5 028 4 040 61627 58864 15 330 6 331 6 334 58864 56026 15 299 17 290 15 299 56026 53331 20 292 22 293 22 306 53331 50925 23 283 28 284 30 291 50925 48790 26 305 22 289 23 270 48790 46857 25 306 21 292 24 268 46857 45081 18 316 18 281 28 272 45081 43425 27 331 22 294 27 281 43425 41867 34 330 30 300 23 288 41867 40392 39 336 37 305 22 302 40392 38995 37 336 31 306 25 309 38995 37640 30 328 20 307 25 308 37640 36262 19 310 13 307 24 305 36262 34833 17 316 11 287 25 288 34833 33359 18 347 15 281 28 266 33359 31829 20 355 14 283 25 263 31829 30231 17 334 11 292 23 264 30231 28566 16 299 13 295 22 253 28566 26835 16 275 17 297 25 254 26835 25040 18 276 20 286 26 258 25040 23187 20 279 21 278 26 281 23187 21271 23 290 23 286 29 293 21271 19288 24 293 23 294 29 296 19288 17273 23 287 20 302 25 298 17273 15336 19 291 17 305 23 304 15336 13578 15 294 16 292 22 305 13578 12014 13 294 15 280 20 305 12014 10620 16 292 14 287 18 308 10620 9377 18 289 14 295 19 314 9377 8265 19 288 15 297 20 317 8265 7274 19 287 17 294 19 316 7274 6396 17 284 18 290 15 308 6396 5616 15*278 17 282 13 291 5616 4914 14*274 16 274 12 275 4914 4290 13 270 16 271 12 264 4290 3767 13 269 15 269 11 257 3767 3363 12 267 14 267 10 251 3363 3085 11 266 13 266 8 249 3085 2915 10 266 11*265 6*247 2915 2818 8 265 8*264 4*247 2818 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography